Panasonic CS-XE7PKEW Service Manual

Panasonic Corporation 2012.

Order No: PAPAMY1212045CE

Indoor Unit Outdoor Unit

CS-E7PKEW CS-E9PKEW

CS-E12PKEW CS-E15PKEW CS-E18PKEW CS-E21PKEW CS-E24PKEW CS-XE7PKEW CS-XE9PKEW

CS-XE12PKEW CS-XE15PKEW CS-XE18PKEW CS-XE21PKEW

CS-E28PKES

CU-E7PKECU-E9PKE

CU-E12PKECU-E15PKECU-E18PKECU-E21PKECU-E24PKECU-E7PKECU-E9PKE

CU-E12PKECU-E15PKECU-E18PKECU-E21PKECU-E28PKE

DestinationEU

E.EuropeL.America

New ZealandTurkeyCroatia

S.Africa

PRECAUTION OF LOW TEMPERATURE

In order to avoid frostbite, be assured of no refrigerant leakage during the installation or repairing of refrigerant circuit.

This service information is designed for experienced repair technicians only and is not designed for use by the general public. It does not contain warnings or cautions to advise non-technical individuals of potential dangers in attempting to service a product. Products powered by electricity should be serviced or repaired only by experienced professional technicians. Any attempt to service or repair the products dealt with in this service information by anyone else could result in serious injury or death.

WARNING

2

CAUTION Before performing any of the electrical installation works, please verify on which of the intended connection use. Generally there are 2 types of indoor-outdoor connections:

A Single Connection (Single Indoor Unit connects with Single Outdoor Unit) B Multiple Connection (Multiple Indoor Unit connect with Single Outdoor Unit) Both connections have different connecting methods. Any mismatch connections will result in malfunctions. The following illustration demonstrates the correct electrical works for both type.

A (Single Connection) B (Multiple Connection)

Please refer to the provided Installation Instructions for the detailed procedures for connecting cables to Indoor Unit.

3

TABLE OF CONTENTS 1. Safety Precautions.............................................4 2. Specifications.....................................................6 3. Features ............................................................27 4. Location of Controls and Components .........28

4.1 Indoor Unit..................................................28 4.2 Outdoor Unit ...............................................28 4.3 Remote Control ..........................................28

5. Dimensions.......................................................29 5.1 Indoor Unit..................................................29 5.2 Outdoor Unit ...............................................31

6. Refrigeration Cycle Diagram...........................34 6.1 CU-E7PKE CU-E9PKE CU-E12PKE

CU-E15PKE ...............................................34 6.2 CU-E18PKE CU-E21PKE .........................35 6.3 CU-E24PKE CU-E28PKE .........................36

7. Block Diagram ..................................................37 7.1 CU-E7PKE .................................................37 7.2 CU-E9PKE CU-E12PKE CU-E15PKE .....38 7.3 CU-E18PKE CU-E21PKE .........................39 7.4 CU-E24PKE CU-E28PKE .........................40

8. Wiring Connection Diagram............................41 8.1 Indoor Unit..................................................41 8.2 Outdoor Unit ...............................................43

9. Electronic Circuit Diagram..............................48 9.1 Indoor Unit..................................................48 9.2 Outdoor Unit ...............................................49

10. Printed Circuit Board .......................................54 10.1 Indoor Unit..................................................54 10.2 Outdoor Unit ...............................................57

11. Installation Instruction.....................................61 11.1 Select the Best Location ............................61 11.2 Indoor Unit..................................................62 11.3 Outdoor Unit ...............................................67

12. Installation Instruction.....................................71 12.1 Select the Best Location ............................71 12.2 Indoor Unit..................................................72 12.3 Outdoor Unit ...............................................77

13. Operation Control ............................................80 13.1 Basic Function............................................80 13.2 Indoor Fan Motor Operation.......................81 13.3 Outdoor Fan Motor Operation ....................82 13.4 Airflow Direction .........................................83 13.5 Quiet operation (Cooling Mode/Cooling area

of Dry Mode)...............................................84 13.6 Quiet operation (Heating)...........................85 13.7 Powerful Mode Operation ..........................85 13.8 Timer Control..............................................86 13.9 Auto Restart Control...................................86 13.10 Indication Panel..........................................86 13.11 nanoe-G Operation ....................................87

13.12 In-filter Deactivation Operation...................89 13.13 Mild Dry Cooling Operation ........................90 13.14 AUTO COMFORT and ECONAVI Operation. ....................................................................90

14. Operation Control (For Multi Split Connection)............................................................................98

14.1 Cooling operation .......................................98 14.2 Soft Dry Operation......................................98 14.3 Heating Operation ......................................98 14.4 Automatic Operation ..................................99 14.5 Indoor Fan Motor Operation.......................99 14.6 Powerful Mode Operation ..........................99 14.7 Auto restart control .....................................99 14.8 Indication Panel..........................................99 14.9 Mild Dry Cooling Operation ........................99

15. Protection Control..........................................100 15.1 Protection Control For All Operations ......100 15.2 Protection Control For Cooling & Soft Dry

Operation..................................................102 15.3 Protection Control For Heating Operation103

16. Servicing Mode...............................................104 16.1 Auto OFF/ON Button................................104 16.2 Remote Control Button.............................105

17. Troubleshooting Guide..................................106 17.1 Refrigeration Cycle System......................106 17.2 Breakdown Self Diagnosis Function ........108 17.3 Error Codes Table....................................109 17.4 Self-diagnosis Method..............................111

18. Disassembly and Assembly Instructions ....139 18.1 CS-E7PK CS-E9PK CS-E12PK CS-E15PK

CS-XE7PK CS-XE9PK CS-XE12PK CS-XE15PK..............................................139

18.2 CS-E18PK CS-E21PK CS-E24PK CS-E28PK CS-XE18PK CS-XE21PK ....144

18.3 Outdoor Electronic Controller Removal Procedure............................................................149

19. Technical Data................................................153 19.1 Operation Characteristics.........................153 19.2 Sensible Capacity Chart...........................185

20. Exploded View and Replacement Parts List187 20.1 Indoor Unit................................................187 20.2 Outdoor Unit .............................................197

4

1. Safety Precautions Read the following SAFETY PRECAUTIONS carefully before perform any servicing. Electrical work must be installed or serviced by a licensed electrician. Be sure to use the correct rating of the power plug and

main circuit for the model installed. The caution items stated here must be followed because these important contents are related to safety. The meaning of each

indication used is as below. Incorrect installation or servicing due to ignoring of the instruction will cause harm or damage, and the seriousness is classified by the following indications.

WARNING This indication shows the possibility of causing death or serious injury.

CAUTION This indication shows the possibility of causing injury or damage to properties. The items to be followed are classified by the symbols:

This symbol denotes item that is PROHIBITED from doing.

Carry out test run to confirm that no abnormality occurs after the servicing. Then, explain to user the operation, care and

maintenance as stated in instructions. Please remind the customer to keep the operating instructions for future reference.

WARNING

1. Do not modify the machine, part, material during repairing service.

2. If wiring unit is supplied as repairing part, do not repair or connect the wire even only partial wire break. Exchange the whole wiring unit.

3. Do not wrench the fasten terminal. Pull it out or insert it straightly.

4. Engage dealer or specialist for installation and servicing. If installation of servicing done by the user is defective, it will cause water leakage, electrical shock or fire.

5. Install according to this installation instructions strictly. If installation is defective, it will cause water leakage, electric shock or fire.

6. Use the attached accessories parts and specified parts for installation and servicing. Otherwise, it will cause the set to fall, water leakage, fire or electrical shock.

7. Install at a strong and firm location which is able to withstand the sets weight. If the strength is not enough or installation is not properly done, the set will drop and cause injury.

8. For electrical work, follow the local national wiring standard, regulation and the installation instruction. An independent circuit and single outlet must be used. If electrical circuit capacity is not enough or defect found in electrical work, it will cause electrical shock or fire.

9. This equipment is strongly recommended to install with Earth Leakage Circuit Breaker (ELCB) or Residual Current Device (RCD). Otherwise, it may cause electrical shock and fire in case equipment breakdown or insulation breakdown.

10. Do not use joint cable for indoor / outdoor connection cable. Use the specified Indoor/Outdoor connection cable, refer to installation instruction CONNECT THE CABLE TO THE INDOOR UNIT and connect tightly for indoor / outdoor connection. Clamp the cable so that no external force will be acted on the terminal. If connecting or fixing is not perfect, it will cause heat up or fire at the connection.

11. Wire routing must be properly arranged so that control board cover is fixed properly. If control board cover is not fixed perfectly, it will cause heat-up or fire at the connection point of terminal, fire or electrical shock.

12. When install or relocate air conditioner, do not let any substance other than the specified refrigerant, eg. air etc. mix into refrigeration cycle (piping). (Mixing of air etc. will cause abnormal high pressure in refrigeration cycle and result in explosion, injury etc.).

13. Do not install outdoor unit near handrail of veranda. When installing air-conditioner unit at veranda of high rise building, child may climb up to outdoor unit and cross over the handrail and causing accident.

14. This equipment must be properly earthed. Earth line must not be connected to gas pipe, water pipe, earth of lightning rod and telephone. Otherwise, it may cause electric shock in case equipment breakdown or insulation breakdown.

15. Keep away from small children, the thin film may cling to nose and mouth and prevent breathing.

16. Do not use unspecified cord, modified cord, joint cord or extension cord for power supply cord. Do not share the single outlet with other electrical appliances. Poor contact, poor insulation or over current will cause electrical shock or fire.

17. Tighten the flare nut with torque wrench according to specified method. If the flare nut is over-tightened, after a long period, the flare may break and cause refrigerant gas leakage.

18.

For R410A model, use piping, flare nut and tools which is specified for R410A refrigerant. Using of existing (R22) piping, flare nut and tools may cause abnormally high pressure in the refrigerant cycle (piping), and possibly result in explosion and injury. Thickness or copper pipes used with R410A must be more than 0.8 mm. Never use copper pipes thinner than 0.8 mm. It is desirable that the amount of residual oil less than 40 mg/10 m.

19. During installation, install the refrigerant piping properly before run the compressor. (Operation of compressor without fixing refrigeration piping and valves at opened condition will caused suck-in of air, abnormal high pressure in refrigeration cycle and result in explosion, injury etc).

5

WARNING

20. During pump down operation, stop the compressor before remove the refrigeration piping. (Removal of compressor while compressor is operating and valves are opened will cause suck-in of air, abnormal high pressure in refrigeration cycle and result in explosion, injury etc.)

21. After completion of installation or service, confirm there is no leakage or refrigerant gas. It may generate toxic gas when the refrigerant contacts with fire.

22. Ventilate if there is refrigerant gas leakage during operation. It may cause toxic gas when refrigerant contacts with fire.

23. Do not insert your fingers or other objects into the unit, high speed rotating fan may cause injury.

24. Must not use other parts except original parts described in catalog and manual.

25. Using of refrigerant other than the specified type may cause product damage, burst and injury etc.

CAUTION

1. Do not install the unit at place where leakage of flammable gas may occur. In case gas leaks and accumulates at surrounding of the unit, it may cause fire.

2. Carry out drainage piping as mentioned in installation instructions. If drainage is not perfect, water may enter the room and damage the furniture.

3. Tighten the flare nut with torque wrench according to specified method. If the flare nut is over-tightened, after a long period, the flare may break and cause refrigerant gas leakage.

4. Do not touch outdoor unit air inlet and aluminium fin. It may cause injury.

5. Select an installation location which is easy for maintenance.

6. Pb free solder has a higher melting point than standard solder; typically the melting point is 50F 70F (30C 40C) higher. Please use a high temperature solder iron. In case of the soldering iron with temperature control, please set it to 700 20F (370 10C).Pb free solder will tend to splash when heated too high (about 1100F / 600C).

7.

Power supply connection to the room air conditioner. Use power supply cord 3 1.5 mm (3/4 ~ 1.75HP) or 3 2.5 mm (2.0 ~ 2.5HP) type designation 60245 IEC 57 or heavier cord. Connect the power supply cord of the air conditioner to the mains using one of the following method. Power supply point should be in easily accessible place for power disconnection in case of emergency. In some countries, permanent connection of this air conditioner to the power supply is prohibited. 1) Power supply connection to the receptacle using power plug. Use an approved 15/16A (3/4 ~ 1.75HP) or 16A (2.0 ~ 2.5HP) or 20A (2.5HP) power plug with earth pin for the connection to the socket. 2) Power supply connection to a circuit breaker for the permanent connection. Use an approved 16A (3/4 ~ 2.25HP) or 20A (2.5HP) circuit breaker for the permanent connection. It must be a double pole switch with a minimum 3.0 mm contact gap.

8.

CS-E28PKES CU-E28PKE only Power supply connection to the room air conditioner. Use power supply cord 3 4.0 mm type designation 60245 IEC 57 or heavier cord. Connect the power supply cord of the air conditioner to the mains using one of the following method. Power supply point should be in easily accessible place for power disconnection in case of emergency. In some countries, permanent connection of this air conditioner to the power supply is prohibited. 1) Power supply connection to the receptacle using power plug. Use an approved 25A power plug with earth pin for the connection to the socket. 2) Power supply connection to a circuit breaker for the permanent connection. Use an approved 25A circuit breaker for the permanent connection. It must be a double pole switch with a minimum 3.0 mm contact gap.

9. Do not release refrigerant during piping work for installation, servicing, reinstallation and during repairing a refrigerant parts. Take care of the liquid refrigerant, it may cause frostbite.

10. Installation or servicing work: It may need two people to carry out the installation or servicing work.

11. Do not install this appliance in a laundry room or other location where water may drip from the ceiling, etc.

12. Do not sit or step on the unit, you may fall down accidentally.

13. Do not touch the sharp aluminium fins or edges of metal parts. If you are required to handle sharp parts during installation or servicing, please wear hand glove. Sharp parts may cause injury.

6

2. Specifications Indoor CS-E7PKEW, CS-XE7PKEW CS-E9PKEW, CS-XE9PKEW

Model Outdoor CU-E7PKE CU-E9PKE

Performance Test Condition EUROVENT EUROVENT

Phase, Hz Single, 50 Single, 50 Power Supply

V 230 230

Min. Mid. Max. Min. Mid. Max.

kW 0.75 2.05 2.40 0.85 2.50 3.00

BTU/h 2560 6990 8180 2900 8530 10200 Capacity

Kcal/h 650 1760 2060 730 2150 2580

Running Current A 2.15 2.40

Input Power W 240 465 570 245 530 720

Annual Consumption kWh 233 265

W/W 3.13 4.41 4.21 3.47 4.72 4.17

BTU/hW 10.67 15.03 14.35 11.84 16.09 14.17 EER

Kcal/hW 2.71 3.78 3.61 2.98 4.06 3.58

Pdesign kW 2.1 2.5

SEER (W/W) 6.7 6.6 Annual

Consumption kWh 110 133 ErP

Class A++ A++

Power Factor % 94 96

dB-A 37 / 24 / 20 39 / 25 / 20 Indoor Noise (H / L / QLo)

Power Level dB 53 / 55 /

dB-A 45 / 46 /

Coo

ling

Outdoor Noise (H / L) Power Level dB 60 / 61 /

kW 0.75 2.80 4.00 0.85 3.40 5.00

BTU/h 2560 9550 13600 2900 11600 17100 Capacity

Kcal/h 650 2410 3440 730 2920 4300


Input Power W 230 630 1.01k 240 730 1.29k

W/W 3.26 4.44 3.96 3.54 4.66 3.88

BTU/hW 11.13 15.16 13.47 12.08 15.89 13.26 COP

Kcal/hW 2.83 3.83 3.41 3.04 4.00 3.33

Pdesign kW 2.1 2.7

Tbivalent C -10 -10

SCOP (W/W) 4.3 4.1 Annual

Consumption kWh 684 922

ErP

Class A+ A+




dB-A 46 / 47 /

Hea

ting


Low Temp. : Capacity (kW) / I.Power (W) / COP 2.90 / 890 / 3.26 3.62 / 1.14k / 3.18

Extr Low Temp. : Capacity (kW) / I.Power (W) / COP 2.35 / 910 / 2.58 2.88 / 1.16k / 2.48

Max Current (A) / Max Input Power (W) 4.5 / 1.01k 5.7 / 1.29k

Starting Current (A) 2.9 3.35

7

Indoor CS-E7PKEW, CS-XE7PKEW CS-E9PKEW, CS-XE9PKEW Model

Outdoor CU-E7PKE CU-E9PKE

Type Hermetic Motor (Rotary) Hermetic Motor (Rotary)

Motor Type Brushless (6 poles) Brushless (6 poles) Compressor

Output Power W 650 700

Type Cross-Flow Fan Cross-Flow Fan

Material ASG33 ASG33

Motor Type DC / Transistor (8-poles) DC / Transistor (8-poles)

Input Power W 44.9 44.9


Cool rpm 540 570 QLo

Heat rpm 620 620

Cool rpm 620 660 Lo

Heat rpm 710 780

Cool rpm 800 840 Me

Heat rpm 890 960

Cool rpm 970 1020 Hi

Heat rpm 1060 1130

Cool rpm 1000 1050

Indo

or F

an

Speed

SHi Heat rpm 1100 1160

Type Propeller Fan Propeller Fan

Material PP PP

Motor Type DC (8-poles) DC (8-poles)

Input Power W


Cool rpm 720 770

Out

door

Fan

Speed Hi Heat rpm 750

Moisture Removal L/h (Pt/h) 1.3 (2.7) 1.5 (3.2)

Cool m3/min (ft3/min) 6.30 (222) 6.71 (237) QLo

Heat m3/min (ft3/min) 7.40 (261) 7.40 (261)

Cool m3/min (ft3/min) 7.40 (261) 7.95 (281) Lo

Heat m3/min (ft3/min) 8.63 (305) 9.59 (339)

Cool m3/min (ft3/min) 9.87 (348) 10.42 (368) Me

Heat m3/min (ft3/min) 10.97 (387) 11.93 (421)

Cool m3/min (ft3/min) 12.2 (430) 12.7 (450) Hi

Heat m3/min (ft3/min) 12.8 (450) 13.1 (460)

Cool m3/min (ft3/min) 12.61 (445) 13.30 (470)

Indoor Airflow

SHi Heat m3/min (ft3/min) 13.98 (494) 14.81 (523)

Cool m3/min (ft3/min) 33.9 (1195) 29.8 (1050) Outdoor Airflow Hi Heat m3/min (ft3/min) 33.9 (1195) 29.8 (1050)

Control Device Check Valve & Capillary Tube Check Valve & Capillary Tube

Refrigerant Oil cm3 FV50S (320) FV50S (320) Refrigeration Cycle Refrigerant Type g (oz) R410A, 830 (29.3) R410A, 1.00k (35.3)

Height (I/D / O/D) mm (inch) 295 (11-5/8) / 542 (21-11/32) 295 (11-5/8) / 542 (21-11/32)

Width (I/D / O/D) mm (inch) 870 (34-9/32) / 780 (30-23/32) 870 (34-9/32) / 780 (30-23/32) Dimension

Depth (I/D / O/D) mm (inch) 255 (10-1/16) / 289 (11-13/32) 255 (10-1/16) / 289 (11-13/32)

Weight Net (I/D / O/D) kg (lb) 10 (22) / 31 (68) 10 (22) / 33 (73)

8



Pipe Diameter (Liquid / Gas) mm (inch) 6.35 (1/4) / 9.52 (3/8) 6.35 (1/4) / 9.52 (3/8)

Standard length m (ft) 5.0 (16.4) 5.0 (16.4)

Length range (min max) m (ft) 3 (9.8) ~ 15 (49.2) 3 (9.8) ~ 15 (49.2)

I/D & O/D Height different m (ft) 15.0 (49.2) 15.0 (49.2)

Additional Gas Amount g/m (oz/ft) 20 (0.2) 20 (0.2)

Pip

ing

Length for Additional Gas m (ft) 7.5 (24.6) 7.5 (24.6)

Inner Diameter mm 16.7 16.7 Drain Hose

Length mm 650 650

Fin Material Aluminium (Pre Coat) Aluminium (Pre Coat)

Fin Type Slit Fin Slit Fin

Row Stage FPI 2 17 17 2 17 17 Indoor Heat Exchanger

Size (W H L) mm 636.5 357 25.4 636.5 357 25.4

Fin Material Aluminium Aluminium

Fin Type Corrugated Fin Corrugated Fin

Row Stage FPI 1 20 19 2 24 17

Outdoor Heat

Exchanger

Size (W H L) mm 22 508 708.4 36.4 504 713:684

Material Polypropelene Polypropelene Air Filter

Type One-touch One-touch

Power Supply Indoor Indoor

Power Supply Cord A Nil Nil

Thermostat Electronic Contol Electronic Contol

Protection Device Electronic Contol Electronic Contol

Dry Bulb Wet Bulb Dry Bulb Wet Bulb

Maximum C 32 23 32 23 Cooling

Minimum C 16 11 16 11

Maximum C 30 30

Indoor Operation

Range Heating

Minimum C 16 16


Minimum C -10 -10

Maximum C 24 18 24 18

Outdoor Operation

Range Heating

Minimum C -15 -16 -15 -16 1. Cooling capacities are based on indoor temperature of 27C Dry Bulb (80.6F Dry Bulb), 19.0C Wet Bulb (66.2F Wet Bulb) and outdoor air

temperature of 35C DRY BULB (95F Dry Bulb), 24C Wet Bulb (75.2F Wet Bulb) 2. Heating capacities are based on indoor temperature of 20C Dry Bulb (68F Dry Bulb) and outdoor air temperature of 7C Dry Bulb (44.6F

Dry Bulb), 6C Wet Bulb (42.8F Wet Bulb) 3. Heating low temperature capacity, Input Power and COP measured at 230 V, indoor temperature 20C, outdoor 2/1C 4. Heating extreme low temperature capacity, Input Power and COP measured at 230 V, indoor temperature 20C, outdoor -7/-8C 5. Standby power consumption 0.7w (when switched OFF by remote control, except under self protection control). 6. Specifications are subjected to change without prior notice for further improvement.

9





V 230 230


kW 0.85 3.50 4.00 0.85 4.20 5.00

BTU/h 2900 11900 13600 2900 14300 17100 Capacity

Kcal/h 730 3010 3440 730 3610 4300


Input Power W 250 850 1.12k 260 1.25k 1.55k

Annual Consumption kWh - 425 625

W/W 3.40 4.12 3.57 3.27 3.36 3.23

BTU/hW 11.60 14.00 12.14 11.15 11.44 11.03 EER

Kcal/hW 2.92 3.54 3.07 2.81 2.89 2.77

Pdesign kW 3.5 4.2



Class A++ A+




dB-A 48 / 49 /

Coo

ling


kW 0.85 4.00 6.00 0.85 5.30 6.80

BTU/h 2900 13600 20500 2900 18100 23200 Capacity

Kcal/h 730 3440 5160 730 4560 5850


Input Power W 245 925 1.69k 255 1.43k 1.93k

W/W 3.47 4.32 3.55 3.33 3.71 3.52

BTU/hW 11.84 14.70 12.13 11.37 12.66 12.02 COP

Kcal/hW 2.98 3.72 3.05 2.86 3.19 3.03

Pdesign kW 3.2 3.6

Tbivalent C -10 -10



ErP

Class A+ A




dB-A 50 / 51 /

Hea

ting


Low Temp. : Capacity (kW) / I.Power (W) / COP 4.47 / 1.46k / 3.06 4.92 / 1.71k / 2.88

Extr Low Temp. : Capacity (kW) / I.Power (W) / COP 3.37 / 1.47k / 2.29 4.11 / 1.72k / 2.39



10












Heat rpm 630 800

Cool rpm 710 760 Lo

Heat rpm 940 980

Cool rpm 910 960 Me

Heat rpm 1070 1110


Heat rpm 1190 1230

Cool rpm 1170 1190

Indo

or F

an

Speed



Material PP PP


Input Power W


Cool rpm 900 900

Out

door

Fan

Speed Hi Heat rpm 910 910


Cool m3/min (ft3/min) 6.71 (237) 850 (300) QLo

Heat m3/min (ft3/min) 7.54 (266) 9.87 (348)


Heat m3/min (ft3/min) 11.79 (416) 12.34 (436)


Heat m3/min (ft3/min) 13.44 (475) 13.98 (494)


Heat m3/min (ft3/min) 14.3 (505) 15.0 (530)

Cool m3/min (ft3/min) 14.95 (528) 15.22 (537)

Indoor Airflow



Control Device Check Valve & Capillary Tube Check Valve & Capillary Tube

Refrigerant Oil cm3 FV50S (320) FV50S (320) Refrigeration Cycle Refrigerant Type g (oz) R410A, 1.05k (37.1) R410A, 1.02k (36.0)





11








Pip

ing



Length mm 650 650




Size (W H L) mm 636.5 357 25.4 636.5 357 25.4



Row Stage FPI 2 28 17 2 24 17

Outdoor Heat

Exchanger

Size (W H L) mm 36.4 588 606.6 36.4 588 606.6









Minimum C 16 11 16 11

Maximum C 30 30

Indoor Operation

Range Heating

Minimum C 16 16


Minimum C -10 -10

Maximum C 24 18 24 18

Outdoor Operation

Range Heating




12





V 230 230


kW 0.98 5.00 6.00 0.98 6.30 7.10

BTU/h 3340 17100 20500 3340 21500 24200 Capacity

Kcal/h 840 4300 5160 840 5420 6110


Input Power W 280 1.44k 1.99k 280 2.18k 2.50k

Annual Consumption kWh 720 1090

W/W 3.50 3.47 2.96 3.50 2.89 2.84

BTU/hW 11.93 11.88 10.10 11.93 9.86 9.68 EER

Kcal/hW 3.00 2.99 2.54 3.00 2.49 2.44

Pdesign kW 5.0 6.3



Class A++ A++




dB-A 47 / 48 /

Coo

ling


kW 0.98 5.80 8.00 0.98 7.20 8.50

BTU/h 3340 19800 27300 3340 24600 29000 Capacity

Kcal/h 840 4990 6880 840 6190 7310



W/W 2.88 3.82 3.11 2.88 3.44 3.11

BTU/hW 9.82 13.03 10.62 9.82 11.77 10.62 COP

Kcal/hW 2.47 3.28 2.68 2.47 2.96 2.68

Pdesign kW 4.4 4.6

Tbivalent C -10 -10



ErP

Class A+ A+




dB-A 47 / 49 /

Hea

ting






13












Heat rpm 860 860

Cool rpm 900 900 Lo

Heat rpm 970 970

Cool rpm 1010 1030 Me

Heat rpm 1070 1090


Heat rpm 1180 1220

Cool rpm 1260 1290

Indo

or F

an

Speed



Material PP PP


Input Power W


Cool rpm 640 700

Out

door

Fan




Heat m3/min (ft3/min) 13.68 (483) 13.68 (483)


Heat m3/min (ft3/min) 15.60 (551) 15.60 (551)


Heat m3/min (ft3/min) 17.53 (619) 18.58 (656)


Heat m3/min (ft3/min) 19.3 (680) 20.0 (705)

Cool m3/min (ft3/min) 19.00 (671) 19.50 (689)

Indoor Airflow



Control Device Expansion Valve Expansion Valve






14








Pip

ing



Length mm 650 650




Size (W H L) mm 836.5 357 25.4 836.5 357 25.4



Row Stage FPI 2 31 19 2 31 19

Outdoor Heat

Exchanger

Size (W H L) mm 36.4 651 854.5:824.5 36.4 651 854.5:824.5









Minimum C 16 11 16 11

Maximum C 30 30

Indoor Operation

Range Heating

Minimum C 16 16


Minimum C -10 -10

Maximum C 24 18 24 18

Outdoor Operation

Range Heating




15

Indoor CS-E24PKEW CS-E28PKES Model




V 230 230


kW 0.98 6.80 8.10 0.98 7.65 8.60

BTU/h 3340 23200 27600 3340 26100 29300 Capacity

Kcal/h 840 5850 6970 840 6580 7400

Running Current A - 9.5 - - 11.5 -


Annual Consumption kWh - 1040 - - 1260 -

W/W 2.58 3.27 3.06 2.58 3.04 2.95

BTU/hW 8.79 11.15 10.42 8.79 10.36 10.03 EER

Kcal/hW 2.21 2.81 2.63 2.21 2.61 2.53

Pdesign kW 6.8 7.7



Class A++ A+




dB-A 52 / 53 /

Coo

ling


kW 0.98 8.60 9.90 0.98 9.60 11.00

BTU/h 3340 29300 33800 3340 32700 37500 Capacity

Kcal/h 840 7400 8510 840 8260 9460



W/W 2.18 3.31 3.16 2.18 2.94 2.97

BTU/hW 7.42 11.27 10.80 7.42 10.03 10.14 COP

Kcal/hW 1.87 2.85 2.72 1.87 2.53 2.56

Pdesign kW 5.5 6.0

Tbivalent C -10 -10



ErP

Class A A




dB-A 52 / 53 /

Hea

ting






16





Output Power W 1.7k 1.7k







Heat rpm 990 990

Cool rpm 1020 1020 Lo

Heat rpm 1100 1100

Cool rpm 1140 1180 Me

Heat rpm 1230 1250


Heat rpm 1360 1400

Cool rpm 1340 1390

Indo

or F

an

Speed



Material PP PP


Input Power W


Cool rpm 660 690

Out

door

Fan




Heat m3/min (ft3/min) 15.20 (537) 15.20 (537)


Heat m3/min (ft3/min) 17.00 (600) 17.00 (600)


Heat m3/min (ft3/min) 19.10 (674) 19.40 (685)


Heat m3/min (ft3/min) 21.2 (750) 21.9 (775)

Cool m3/min (ft3/min) 20.90 (738) 21.7 (767)

Indoor Airflow



Control Device Capillary Tube Expansion Valve






17








Pip

ing

Length for Additional Gas m (ft) 10 (32.8) 10 (32.8)


Length mm 650 650




Size (W H L) mm 836.5 357 25.4 836.5 357 25.4



Row Stage FPI 2 30 19 2 30 19

Outdoor Heat

Exchanger

Size (W H L) mm 38.1 762 895.8:865.8 38.1 762 895.8:865.8









Minimum C 16 11 16 11

Maximum C 30 30

Indoor Operation

Range Heating

Minimum C 16 16


Minimum C -10 -10

Maximum C 24 18 24 18

Outdoor Operation

Range Heating




18

Multi Split Combination Possibility: o A single outdoor unit enables air conditioning of up to two separate rooms for CU-2E15PBE, CU-2E18PBE. o A single outdoor unit enables air conditioning of up to three separate rooms for CU-3E18PBE. o A single outdoor unit enables air conditioning of up to four separate rooms for CU-4E23PBE, CU-4E27PBE.

OUTDOOR UNIT CONNECTABLE

INDOOR UNIT CU-2E15PBE CU-2E18PBE CU-3E18PBE CU-4E23PBE CU-4E27PBE

ROOM A B A B A B C A B C D A B C D

TYPE

2.0kW CS-E7PKE CS-XE7PKEW





Wal

l


Capacity range of connectable indoor units

From 4.0kW to 5.6kW

From 4.0kW to 6.4kW

From 4.5kW to 9.0kW

From 4.5kW to 11.0 kW

From 4.5kW to 13.6 kW

1 room maximum pipe length (m) 20 20 25 25 25

Allowable elevation (m) 10 10 10 15 15 Total allowable pipe length (m) 30 30 50 60 70

Total pipe length for maximum

chargeless length (m) 20 20 30 30 40 P

ipe

leng

th

Additional gas amount over

chargeless length (g/m) 20 20 20 20 20

Note: : Available

Remarks for CU-2E15PBE / CU-2E18PBE 1. At least two indoor units must be connected. 2. The total nominal cooling capacity of indoor unit that will be connected to outdoor unit must be within connectable capacity range of indoor

unit. (as shown in the table above) Example: The indoor units combination below is possible to connect to CU-2E15PBE. (Total nominal capacity of indoor units is between 4.0kW to 5.6kW) 1) Two CS-E7PKEW only. (Total nominal cooling capacity is 4.0kW) 2) One CS-E7PKEW and one CS-E9PKEW. (Total nominal cooling capacity is 4.5kW)

Remarks for CU-3E18PBE / CU-4E23PBE / CU-4E27PBE 1. At least two indoor units must be connected. 2. The total nominal cooling capacity of indoor unit that will be connected to outdoor unit must be within connectable capacity range of indoor

unit. (as shown in the table above) Example: The indoor units combination below is possible to connect to CU-3E18PBE. (Total nominal capacity of indoor units is between 4.5kW to 9.0kW) 1) Two CS-E97PKEW only. (Total nominal cooling capacity is 5.0kW) 2) Three CS-E12PKEW. (Total nominal cooling capacity is 9.6kW)

19

Indoor Unit : CS-E7/9/12PKEW Outdoor Unit : CU-2E15PBE

2Room 1Room Indoor Unit Capacity (kW) Total Indoor Capacity (kW) Indoor Unit Capacity (kW) Total Indoor Capacity (kW)

16+16 32 16 16 16+20 36 20 20 16+25 41 25 25 16+28 44 28 28 16+32 48 32 32 20+20 40 20+25 45 20+28 48 20+32 52 25+25 50 25+28 53

Indoor Unit : CS-E7/9/12PKEW Outdoor Unit : CU-2E18PBE

2Room 1Room Indoor Unit Capacity (kW) Total Indoor Capacity (kW) Indoor Unit Capacity (kW) Total Indoor Capacity (kW)

16+16 32 16 16 16+20 36 20 20 16+25 41 25 25 16+28 44 28 28 16+32 48 32 32 20+20 40 20+25 45 20+28 48 20+32 52 25+25 50 25+28 53 25+32 57 28+28 56 28+32 60 32+32 64

Cooling capacities are based on indoor temperature of 80F DRY BULB, 67F WET BULB and outdoor air

temperature of 95F DRY BULB, 75F WET BULB. Specifications are subject to change without notice for further improvement.

20

Indoor Unit : CS-E7/9/12/15/18PKEW Outdoor Unit : CU-3E18PBE

3Room 2Room 1Room Indoor Unit

Capacity (kW) Total Indoor

Capacity (kW) Indoor Unit




Capacity (kW) 16+16+16 48 16+32 48 16 16 16+16+20 52 16+40 56 20 20 16+16+25 57 16+50 66 25 25 16+16+28 60 20+25 45 28 28 16+16+32 64 20+28 48 32 32 16+16+40 72 20+32 52 40 40 16+16+50 82 20+40 60 50 50 16+20+20 56 20+50 70 16+20+25 61 25+25 50 16+20+28 64 25+28 53 16+20+32 68 25+32 57 16+20+40 76 25+40 65 16+20+50 86 25+50 75 16+25+25 66 28+28 56 16+25+28 69 28+32 60 16+25+32 73 28+40 68 16+25+40 81 28+50 78 16+28+28 72 32+32 64 16+28+32 76 32+40 72 16+28+40 84 32+50 82 16+32+32 80 40+40 80 16+32+40 88 40+50 90 20+20+20 60 20+20+25 65 20+20+28 68 20+20+32 72 20+20+40 80 20+20+50 90 20+25+25 70 20+25+28 73 20+25+32 77 20+25+40 85 20+28+28 76 20+28+32 80 20+28+40 88 20+32+32 84 25+25+25 75 25+25+28 78 25+25+32 82 25+25+40 90 25+28+28 81 25+28+32 85 25+32+32 89 28+28+28 84 28+28+32 88



21

Indoor Unit : CS-E7/9/12/15/18PKEW Outdoor Unit : CU-4E23PBE

4Room 3Room 2Room 1Room Indoor Unit








Capacity (kW) 16+16+16+16 64 16+16+16 48 16+32 48 16 16 16+16+16+20 68 16+16+20 52 16+40 56 20 20 16+16+16+25 73 16+16+25 57 16+50 66 25 25 16+16+16+28 76 16+16+28 60 16+60 76 28 28 16+16+16+32 80 16+16+32 64 20+25 45 32 32 16+16+16+40 88 16+16+40 72 20+28 48 40 40 16+16+16+50 98 16+16+50 82 20+32 52 50 50 16+16+16+60 108 16+16+60 92 20+40 60 60 60 16+16+20+20 72 16+20+20 56 20+50 70 16+16+20+25 77 16+20+25 61 20+60 80 16+16+20+28 80 16+20+28 64 25+25 50 16+16+20+32 84 16+20+32 68 25+28 53 16+16+20+40 92 16+20+40 76 25+32 57 16+16+20+50 102 16+20+50 86 25+40 65 16+16+25+25 82 16+20+60 96 25+50 75 16+16+25+28 85 16+25+25 66 25+60 85 16+16+25+32 89 16+25+28 69 28+28 56 16+16+25+40 97 16+25+32 73 28+32 60 16+16+25+50 107 16+25+40 81 28+40 68 16+16+28+28 88 16+25+50 91 28+50 78 16+16+28+32 92 16+25+60 101 28+60 88 16+16+28+40 100 16+28+28 72 32+32 64 16+16+28+50 110 16+28+32 76 32+40 72 16+16+32+32 96 16+28+40 84 32+50 82 16+16+32+40 104 16+28+50 94 32+60 92 16+20+20+20 76 16+28+60 104 40+40 80 16+20+20+25 81 16+32+32 80 40+50 90 16+20+20+28 84 16+32+40 88 40+60 100 16+20+20+32 88 16+32+50 98 50+50 100 16+20+20+40 96 16+32+60 108 50+60 110 16+20+20+50 106 16+40+40 96 16+20+25+25 86 16+40+50 106 16+20+25+28 89 20+20+20 60 16+20+25+32 93 20+20+25 65 16+20+25+40 101 20+20+28 68 16+20+28+28 92 20+20+32 72 16+20+28+32 96 20+20+40 80 16+20+28+40 104 20+20+50 90 16+20+32+32 100 20+20+60 100 16+20+32+40 108 20+25+25 70 16+25+25+25 91 20+25+28 73 16+25+25+28 94 20+25+32 77 16+25+25+32 98 20+25+40 85 16+25+25+40 106 20+25+50 95 16+25+28+28 97 20+25+60 105 16+25+28+32 101 20+28+28 76 16+25+28+40 109 20+28+32 80 16+25+32+32 105 20+28+40 88 16+28+28+28 100 20+28+50 98 16+28+28+32 104 20+28+60 108 16+28+32+32 108 20+32+32 84 20+20+20+20 80 20+32+40 92 20+20+20+25 85 20+32+50 102 20+20+20+28 88 20+40+40 100 20+20+20+32 92 20+40+50 110 20+20+20+40 100 25+25+25 75 20+20+20+50 110 25+25+28 78 20+20+25+25 90 25+25+32 82 20+20+25+28 93 25+25+40 90 20+20+25+32 97 25+25+50 100 20+20+25+40 105 25+25+60 110 20+20+28+28 96 25+28+28 81 20+20+28+32 100 25+28+32 85 20+20+28+40 108 25+28+40 93 20+20+32+32 104 25+28+50 103 20+25+25+25 95 25+32+32 89 20+25+25+28 98 25+32+40 97 20+25+25+32 102 25+32+50 107 20+25+25+40 110 25+40+40 105 20+25+28+28 101 28+28+28 84

22

20+25+28+32 105 28+28+32 88 20+25+32+32 109 28+28+40 96 20+28+28+28 104 28+28+50 106 20+28+28+32 108 28+32+32 92 25+25+25+25 100 28+32+40 100 25+25+25+28 103 28+32+50 110 25+25+25+32 107 28+40+40 108 25+25+28+28 106 32+32+32 96 25+25+28+32 110 32+32+40 104 25+28+28+28 109

Indoor Unit : CS-E7/9/12/15/18/21/24PKEW Outdoor Unit : CU-4E27PBE

4Room 3Room 2Room 1Room Indoor Unit








Capacity (kW) 20+20+20+20 80 20+20+20 60 20+25 45 20 20 20+20+20+25 85 20+20+25 65 20+28 48 25 25 20+20+20+28 88 20+20+28 68 20+32 52 28 28 20+20+20+32 92 20+20+32 72 20+40 60 32 32 20+20+20+40 100 20+20+40 80 20+50 70 40 40 20+20+20+50 110 20+20+50 90 20+60 80 50 50 20+20+20+60 120 20+20+60 100 20+70 90 60 60 20+20+20+70 130 20+20+70 110 25+25 50 70 70 20+20+25+25 90 20+25+25 70 25+28 53 20+20+25+28 93 20+25+28 73 25+32 57 20+20+25+32 97 20+25+32 77 25+40 65 20+20+25+40 105 20+25+40 85 25+50 75 20+20+25+50 115 20+25+50 95 25+60 85 20+20+25+60 125 20+25+60 105 25+70 95 20+20+25+70 135 20+25+70 115 28+28 56 20+20+28+28 96 20+28+28 76 28+32 60 20+20+28+32 100 20+28+32 80 28+40 68 20+20+28+40 108 20+28+40 88 28+50 78 20+20+28+50 118 20+28+50 98 28+60 88 20+20+28+60 128 20+28+60 108 28+70 98 20+20+32+32 104 20+28+70 118 32+32 64 20+20+32+40 112 20+32+32 84 32+40 72 20+20+32+50 122 20+32+40 92 32+50 82 20+20+32+60 132 20+32+50 102 32+60 92 20+20+40+40 120 20+32+60 112 32+70 102 20+20+40+50 130 20+32+70 122 40+40 80 20+25+25+25 95 20+40+40 100 40+50 90 20+25+25+28 98 20+40+50 110 40+60 100 20+25+25+32 102 20+40+60 120 40+70 110 20+25+25+40 110 20+40+70 130 50+50 100 20+25+25+50 120 20+50+50 120 50+60 110 20+25+25+60 130 20+50+60 130 50+70 120 20+25+28+28 101 25+25+25 75 60+60 120 20+25+28+32 105 25+25+28 78 60+70 130 20+25+28+40 113 25+25+32 82 20+25+28+50 123 25+25+40 90 20+25+28+60 133 25+25+50 100 20+25+32+32 109 25+25+60 110 20+25+32+40 117 25+25+70 120 20+25+32+50 127 25+28+28 81 20+25+40+40 125 25+28+32 85 20+25+40+50 135 25+28+40 93 20+28+28+28 104 25+28+50 103 20+28+28+32 108 25+28+60 113 20+28+28+40 116 25+28+70 123 20+28+28+50 126 25+32+32 89 20+28+28+60 136 25+32+40 97 20+28+32+32 112 25+32+50 107 20+28+32+40 120 25+32+60 117 20+28+32+50 130 25+32+70 127 20+28+40+40 128 25+40+40 105 20+32+32+32 116 25+40+50 115 20+32+32+40 124 25+40+60 125 20+32+32+50 134 25+40+70 135 20+32+40+40 132 25+50+50 125 25+25+25+25 100 25+50+60 135 25+25+25+28 103 28+28+28 84 25+25+25+32 107 28+28+32 88 25+25+25+40 115 28+28+40 96

23

25+25+25+50 125 28+28+50 106 25+25+25+60 135 28+28+60 116 25+25+28+28 106 28+28+70 126 25+25+28+32 110 28+32+32 92 25+25+28+40 118 28+32+40 100 25+25+28+50 128 28+32+50 110 25+25+32+32 114 28+32+60 120 25+25+32+40 122 28+32+70 130 25+25+32+50 132 28+40+40 108 25+25+40+40 130 28+40+50 118 25+28+28+28 109 28+40+60 128 25+28+28+32 113 28+50+50 128 25+28+28+40 121 32+32+32 96 25+28+28+50 131 32+32+40 104 25+28+32+32 117 32+32+50 114 25+28+32+40 125 32+32+60 124 25+28+32+50 135 32+32+70 134 25+28+40+40 133 32+40+40 112 25+32+32+32 121 32+40+50 122 25+32+32+40 129 32+40+60 132 28+28+28+28 112 32+50+50 132 28+28+28+32 116 40+40+40 120 28+28+28+40 124 40+40+50 130 28+28+28+50 134 28+28+32+32 120 28+28+32+40 128 28+28+40+40 136 28+32+32+32 124 28+32+32+40 132 32+32+32+32 128 32+32+32+40 136

Indoor Unit : CS-E7/9/12/15/18/21/24PKEW Outdoor Unit : CU-5E34PBE

5Room 4Room 3Room 2Room 1Room

Indoor Unit Capacity (kW)

Total Indoor

Capacity (kW)

Indoor Unit Capacity (kW)

Total Indoor

Capacity (kW)

Indoor UnitCapacity

(kW)

Total IndoorCapacity

(kW)

Indoor UnitCapacity

(kW)

Total Indoor Capacity

(kW)

Indoor UnitCapacity

(kW)

Total IndoorCapacity

(kW)

20+20+20+20+20 100 20+20+20+20 80 20+20+20 60 20+25 45 20 20 20+20+20+20+25 105 20+20+20+25 85 20+20+25 65 20+28 48 25 25 20+20+20+20+28 108 20+20+20+28 88 20+20+28 68 20+32 52 28 28 20+20+20+20+32 112 20+20+20+32 92 20+20+32 72 20+40 60 32 32 20+20+20+20+40 120 20+20+20+40 100 20+20+40 80 20+50 70 40 40 20+20+20+20+50 130 20+20+20+50 110 20+20+50 90 20+60 80 50 50 20+20+20+20+60 140 20+20+20+60 120 20+20+60 100 20+70 90 60 60 20+20+20+20+70 150 20+20+20+70 130 20+20+70 110 25+25 50 70 70 20+20+20+25+25 110 20+20+25+25 90 20+25+25 70 25+28 53 20+20+20+25+28 113 20+20+25+28 93 20+25+28 73 25+32 57 20+20+20+25+32 117 20+20+25+32 97 20+25+32 77 25+40 65 20+20+20+25+40 125 20+20+25+40 105 20+25+40 85 25+50 75 20+20+20+25+50 135 20+20+25+50 115 20+25+50 95 25+60 85 20+20+20+25+60 145 20+20+25+60 125 20+25+60 105 25+70 95 20+20+20+25+70 155 20+20+25+70 135 20+25+70 115 28+28 56 20+20+20+28+28 116 20+20+28+28 96 20+28+28 76 28+32 60 20+20+20+28+32 120 20+20+28+32 100 20+28+32 80 28+40 68 20+20+20+28+40 128 20+20+28+40 108 20+28+40 88 28+50 78 20+20+20+28+50 138 20+20+28+50 118 20+28+50 98 28+60 88 20+20+20+28+60 148 20+20+28+60 128 20+28+60 108 28+70 98 20+20+20+28+70 158 20+20+28+70 138 20+28+70 118 32+32 64 20+20+20+32+32 124 20+20+32+32 104 20+32+32 84 32+40 72 20+20+20+32+40 132 20+20+32+40 112 20+32+40 92 32+50 82 20+20+20+32+50 142 20+20+32+50 122 20+32+50 102 32+60 92 20+20+20+32+60 152 20+20+32+60 132 20+32+60 112 32+70 102 20+20+20+32+70 162 20+20+32+70 142 20+32+70 122 40+40 80 20+20+20+40+40 140 20+20+40+40 120 20+40+40 100 40+50 90 20+20+20+40+50 150 20+20+40+50 130 20+40+50 110 40+60 100 20+20+20+40+60 160 20+20+40+60 140 20+40+60 120 40+70 110 20+20+20+40+70 170 20+20+40+70 150 20+40+70 130 50+50 100 20+20+20+50+50 160 20+20+50+50 140 20+50+50 120 50+60 110 20+20+20+50+60 170 20+20+50+60 150 20+50+60 130 50+70 120 20+20+25+25+25 115 20+20+50+70 160 20+50+70 140 60+60 120 20+20+25+25+28 118 20+20+60+60 160 20+60+60 140 60+70 130 20+20+25+25+32 122 20+20+60+70 170 20+60+70 150 70+70 140 20+20+25+25+40 130 20+25+25+25 95 20+70+70 160

24

20+20+25+25+50 140 20+25+25+28 98 25+25+25 75 20+20+25+25+60 150 20+25+25+32 102 25+25+28 78 20+20+25+25+70 160 20+25+25+40 110 25+25+32 82 20+20+25+28+28 121 20+25+25+50 120 25+25+40 90 20+20+25+28+32 125 20+25+25+60 130 25+25+50 100 20+20+25+28+40 133 20+25+25+70 140 25+25+60 110 20+20+25+28+50 143 20+25+28+28 101 25+25+70 120 20+20+25+28+60 153 20+25+28+32 105 25+28+28 81 20+20+25+28+70 163 20+25+28+40 113 25+28+32 85 20+20+25+32+32 129 20+25+28+50 123 25+28+40 93 20+20+25+32+40 137 20+25+28+60 133 25+28+50 103 20+20+25+32+50 147 20+25+28+70 143 25+28+60 113 20+20+25+32+60 157 20+25+32+32 109 25+28+70 123 20+20+25+32+70 167 20+25+32+40 117 25+32+32 89 20+20+25+40+40 145 20+25+32+50 127 25+32+40 97 20+20+25+40+50 155 20+25+32+60 137 25+32+50 107 20+20+25+40+60 165 20+25+32+70 147 25+32+60 117 20+20+25+40+70 175 20+25+40+40 125 25+32+70 127 20+20+25+50+50 165 20+25+40+50 135 25+40+40 105 20+20+25+50+60 175 20+25+40+60 145 25+40+50 115 20+20+28+28+28 124 20+25+40+70 155 25+40+60 125 20+20+28+28+32 128 20+25+50+50 145 25+40+70 135 20+20+28+28+40 136 20+25+50+60 155 25+50+50 125 20+20+28+28+50 146 20+25+50+70 165 25+50+60 135 20+20+28+28+60 156 20+25+60+60 165 25+50+70 145 20+20+28+28+70 166 20+25+60+70 175 25+60+60 145 20+20+28+32+32 132 20+28+28+28 104 25+60+70 155 20+20+28+32+40 140 20+28+28+32 108 25+70+70 165 20+20+28+32+50 150 20+28+28+40 116 28+28+28 84 20+20+28+32+60 160 20+28+28+50 126 28+28+32 88 20+20+28+32+70 170 20+28+28+60 136 28+28+40 96 20+20+28+40+40 148 20+28+28+70 146 28+28+50 106 20+20+28+40+50 158 20+28+32+32 112 28+28+60 116 20+20+28+40+60 168 20+28+32+40 120 28+28+70 126 20+20+28+50+50 168 20+28+32+50 130 28+32+32 92 20+20+32+32+32 136 20+28+32+60 140 28+32+40 100 20+20+32+32+40 144 20+28+32+70 150 28+32+50 110 20+20+32+32+50 154 20+28+40+40 128 28+32+60 120 20+20+32+32+60 164 20+28+40+50 138 28+32+70 130 20+20+32+32+70 174 20+28+40+60 148 28+40+40 108 20+20+32+40+40 152 20+28+40+70 158 28+40+50 118 20+20+32+40+50 162 20+28+50+50 148 28+40+60 128 20+20+32+40+60 172 20+28+50+60 158 28+40+70 138 20+20+32+50+50 172 20+28+50+70 168 28+50+50 128 20+20+40+40+40 160 20+28+60+60 168 28+50+60 138 20+20+40+40+50 170 20+32+32+32 116 28+50+70 148 20+25+25+25+25 120 20+32+32+40 124 28+60+60 148 20+25+25+25+28 123 20+32+32+50 134 28+60+70 158 20+25+25+25+32 127 20+32+32+60 144 28+70+70 168 20+25+25+25+40 135 20+32+32+70 154 32+32+32 96 20+25+25+25+50 145 20+32+40+40 132 32+32+40 104 20+25+25+25+60 155 20+32+40+50 142 32+32+50 114 20+25+25+25+70 165 20+32+40+60 152 32+32+60 124 20+25+25+28+28 126 20+32+40+70 162 32+32+70 134 20+25+25+28+32 130 20+32+50+50 152 32+40+40 112 20+25+25+28+40 138 20+32+50+60 162 32+40+50 122 20+25+25+28+50 148 20+32+50+70 172 32+40+60 132 20+25+25+28+60 158 20+32+60+60 172 32+40+70 142 20+25+25+28+70 168 20+40+40+40 140 32+50+50 132 20+25+25+32+32 134 20+40+40+50 150 32+50+60 142 20+25+25+32+40 142 20+40+40+60 160 32+50+70 152 20+25+25+32+50 152 20+40+40+70 170 32+60+60 152 20+25+25+32+60 162 20+40+50+50 160 32+60+70 162 20+25+25+32+70 172 20+40+50+60 170 32+70+70 172 20+25+25+40+40 150 20+50+50+50 170 40+40+40 120 20+25+25+40+50 160 25+25+25+25 100 40+40+50 130 20+25+25+40+60 170 25+25+25+28 103 40+40+60 140 20+25+25+50+50 170 25+25+25+32 107 40+40+70 150 20+25+28+28+28 129 25+25+25+40 115 40+50+50 140 20+25+28+28+32 133 25+25+25+50 125 40+50+60 150 20+25+28+28+40 141 25+25+25+60 135 40+50+70 160 20+25+28+28+50 151 25+25+25+70 145 40+60+60 160 20+25+28+28+60 161 25+25+28+28 106 40+60+70 170 20+25+28+28+70 171 25+25+28+32 110 50+50+50 150 20+25+28+32+32 137 25+25+28+40 118 50+50+60 160 20+25+28+32+40 145 25+25+28+50 128 50+50+70 170 20+25+28+32+50 155 25+25+28+60 138 50+60+60 170

25

20+25+28+32+60 165 25+25+28+70 148 20+25+28+32+70 175 25+25+32+32 114 20+25+28+40+40 153 25+25+32+40 122 20+25+28+40+50 163 25+25+32+50 132 20+25+28+40+60 173 25+25+32+60 142 20+25+28+50+50 173 25+25+32+70 152 20+25+32+32+32 141 25+25+40+40 130 20+25+32+32+40 149 25+25+40+50 140 20+25+32+32+50 159 25+25+40+60 150 20+25+32+32+60 169 25+25+40+70 160 20+25+32+40+40 157 25+25+50+50 150 20+25+32+40+50 167 25+25+50+60 160 20+25+40+40+40 165 25+25+50+70 170 20+25+40+40+50 175 25+25+60+60 170 20+28+28+28+28 132 25+28+28+28 109 20+28+28+28+32 136 25+28+28+32 113 20+28+28+28+40 144 25+28+28+40 121 20+28+28+28+50 154 25+28+28+50 131 20+28+28+28+60 164 25+28+28+60 141 20+28+28+28+70 174 25+28+28+70 151 20+28+28+32+32 140 25+28+32+32 117 20+28+28+32+40 148 25+28+32+40 125 20+28+28+32+50 158 25+28+32+50 135 20+28+28+32+60 168 25+28+32+60 145 20+28+28+40+40 156 25+28+32+70 155 20+28+28+40+50 166 25+28+40+40 133 20+28+32+32+32 144 25+28+40+50 143 20+28+32+32+40 152 25+28+40+60 153 20+28+32+32+50 162 25+28+40+70 163 20+28+32+32+60 172 25+28+50+50 153 20+28+32+40+40 160 25+28+50+60 163 20+28+32+40+50 170 25+28+50+70 173 20+28+40+40+40 168 25+28+60+60 173 20+32+32+32+32 148 25+32+32+32 121 20+32+32+32+40 156 25+32+32+40 129 20+32+32+32+50 166 25+32+32+50 139 20+32+32+40+40 164 25+32+32+60 149 20+32+32+40+50 174 25+32+32+70 159 20+32+40+40+40 172 25+32+40+40 137 25+25+25+25+25 125 25+32+40+50 147 25+25+25+25+28 128 25+32+40+60 157 25+25+25+25+32 132 25+32+40+70 167 25+25+25+25+40 140 25+32+50+50 157 25+25+25+25+50 150 25+32+50+60 167 25+25+25+25+60 160 25+40+40+40 145 25+25+25+25+70 170 25+40+40+50 155 25+25+25+28+28 131 25+40+40+60 165 25+25+25+28+32 135 25+40+40+70 175 25+25+25+28+40 143 25+40+50+50 165 25+25+25+28+50 153 25+40+50+60 175 25+25+25+28+60 163 25+50+50+50 175 25+25+25+28+70 173 28+28+28+28 112 25+25+25+32+32 139 28+28+28+32 116 25+25+25+32+40 147 28+28+28+40 124 25+25+25+32+50 157 28+28+28+50 134 25+25+25+32+60 167 28+28+28+60 144 25+25+25+40+40 155 28+28+28+70 154 25+25+25+40+50 165 28+28+32+32 120 25+25+25+40+60 175 28+28+32+40 128 25+25+25+50+50 175 28+28+32+50 138 25+25+28+28+28 134 28+28+32+60 148 25+25+28+28+32 138 28+28+32+70 158 25+25+28+28+40 146 28+28+40+40 136 25+25+28+28+50 156 28+28+40+50 146 25+25+28+28+60 166 28+28+40+60 156 25+25+28+32+32 142 28+28+40+70 166 25+25+28+32+40 150 28+28+50+50 156 25+25+28+32+50 160 28+28+50+60 166 25+25+28+32+60 170 28+32+32+32 124 25+25+28+40+40 158 28+32+32+40 132 25+25+28+40+50 168 28+32+32+50 142 25+25+32+32+32 146 28+32+32+60 152 25+25+32+32+40 154 28+32+32+70 162 25+25+32+32+50 164 28+32+40+40 140 25+25+32+32+60 174 28+32+40+50 150 25+25+32+40+40 162 28+32+40+60 160 25+25+32+40+50 172 28+32+40+70 170

26

25+25+40+40+40 170 28+32+50+50 160 25+28+28+28+28 137 28+32+50+60 170 25+28+28+28+32 141 28+40+40+40 148 25+28+28+28+40 149 28+40+40+50 158 25+28+28+28+50 159 28+40+40+60 168 25+28+28+28+60 169 28+40+50+50 168 25+28+28+32+32 145 32+32+32+32 128 25+28+28+32+40 153 32+32+32+40 136 25+28+28+32+50 163 32+32+32+50 146 25+28+28+32+60 173 32+32+32+60 156 25+28+28+40+40 161 32+32+32+70 166 25+28+28+40+50 171 32+32+40+40 144 25+28+32+32+32 149 32+32+40+50 154 25+28+32+32+40 157 32+32+40+60 164 25+28+32+32+50 167 32+32+40+70 174 25+28+32+40+40 165 32+32+50+50 164 25+28+32+40+50 175 32+32+50+60 174 25+28+40+40+40 173 32+40+40+40 152 25+32+32+32+32 153 32+40+40+50 162 25+32+32+32+40 161 32+40+40+60 172 25+32+32+32+50 171 32+40+50+50 172 25+32+32+40+40 169 40+40+40+40 160 28+28+28+28+28 140 40+40+40+50 170 28+28+28+28+32 144 28+28+28+28+40 152 28+28+28+28+50 162 28+28+28+28+60 172 28+28+28+32+32 148 28+28+28+32+40 156 28+28+28+32+50 166 28+28+28+40+40 164 28+28+28+40+50 174 28+28+32+32+32 152 28+28+32+32+40 160 28+28+32+32+50 170 28+28+32+40+40 168 28+32+32+32+32 156 28+32+32+32+40 164 28+32+32+32+50 174 28+32+32+40+40 172 32+32+32+32+32 160 32+32+32+32+40 168



27

3. Features Inverter Technology

o Wider output power range o Energy saving o Quick Cooling o Quick Heating o More precise temperature control

Environment Protection

o Non-ozone depletion substances refrigerant (R410A) Long Installation Piping

o Long piping up to 15 meters (0.75 ~ 1.75HP) and 20 meters (2.0 ~ 2.25HP) during single split connection only

o CS/CU-E24/28PK, long piping up to 30 meter Easy to use remote control Quality Improvement

o Random auto restart after power failure for safety restart operation o Gas leakage protection o Prevent compressor reverse cycle o Inner protector to protect compressor o Noise prevention during soft dry operation

Operation Improvement

o Quiet mode to reduce the indoor unit operating sound o Powerful mode to reach the desired room temperature quickly o 24-hour timer setting

Serviceability Improvement

o Breakdown Self Diagnosis function

28

4. Location of Controls and Components

4.1 Indoor Unit

4.2 Outdoor Unit

4.3 Remote Control

29

5. Dimensions

5.1 Indoor Unit

5.1.1 CS-E7PK CS-E9PK CS-E12PK CS-E15PK CS-XE7PK CS-XE9PK CS-XE12PK CS-XE15PK

30

5.1.2 CS-E18PK CS-E21PK CS-E24PK CS-E28PK CS-XE18PK CS-XE21PK

31

5.2 Outdoor Unit

5.2.1 CU-E7PKE CU-E9PKE


32


33


34

6. Refrigeration Cycle Diagram

6.1 CU-E7PKE CU-E9PKE CU-E12PKE CU-E15PKE

INDOOR OUTDOOR

INTAKEAIR

TEMP.SENSOR PIPE

TEMP.SENSOR

LIQUIDSIDE

2-WAYVALVE

3-WAYVALVE

GASSIDE

COOLING

HEAT EXCHANGER(EVAPORATOR)

HEATING

COMPRESSOR

4-WAYS VALVE

CONDENSER

MUFFLER

MUFFLER

STRAINEREXPANSION

VALVE

35

6.2 CU-E18PKE CU-E21PKE

INDOOR OUTDOOR

INTAKEAIR

TEMP.SENSOR PIPE

TEMP.SENSOR

PIPETEMP.

SENSOR

AIRTEMP.

SENSOR

LIQUIDSIDE

2-WAYVALVE

3-WAYVALVE

GASSIDE

COOLING


HEATING

COMPRESSOR

CONDENSER

PROCESSTUBE

STRAINEREXPANSION

VALVE

OIL SEPERATOR(E21PKE only)

4-WAYS VALVE

TANKSENSOR

DIS. TEMP.SENSOR

36


INDOOR OUTDOOR

INTAKEAIR

TEMP.SENSOR

PIPETEMP.

SENSOR

LIQUIDSIDE

2-WAYVALVE

3-WAYVALVE

GASSIDE

COOLING


HEATING

COMPRESSOR

F. COND.

PROCESSTUBE

DISTRIBUTOR

STRAINER STRAINERRECEIVER

EXPANSIONVALVE

DISCHARGEMUFFLER

4-WAYS VALVE

37

7. Block Diagram

7.1 CU-E7PKE

NOISE FILTER

FUS

E10

1

FUS

E10

2

FUS

E10

3

FAN

MO

TOR

CO

MP

RE

SS

OR

RY-

PW

R

RY-

AC

1

Q1

RY-

C

C10

1

PTC

PTC

2

TH2

321

MS

3 ~

CT1

02

RE

AC

TOR

EXP

AN

SIO

NVA

LVE

4-W

AYS

VALV

E

SC

PTC

NTC

PTC

1 U

M

M

38

7.2 CU-E9PKE CU-E12PKE CU-E15PKE

NOISE FILTER

FUS

E10

1

FUS

E10

2

RY-

PW

R

RY-

AC

321

MS

3 ~

CT1

02

4-W

AYS

VALV

E

SC

PTC

PTC

1

U

FUS

E10

4

MS

3 ~

RE

AC

TOR

FUS

E10

3

Q1

FAN

MO

TOR

CO

MP

RE

SS

OR

IC19

TH3

NTC

39


FUS

E3

FUS

E2

DB

2

DB

1

FUS

E1

CO

MP

RE

SS

OR

P N

U V W

Q1

C10

1

321

MS

3 ~

4-W

AYS

VALV

E

RY-C

CR3

M

CT4

00

FAN

MO

TOR

RE

AC

TOR

TH1

NTC

RY-HOT

SC

RY-

AC

RY-

PW

R

PTC

2

DB

3

TH2

NTC

PTC

1

NOISE FILTER

40


MS

3 ~

M 1 ~

CO

MP

RE

SS

OR

SC

SS

RN

TC

NTC

1 2 3

NOISE FILTER

FUS

E

RE

AC

TOR

PTC

RE

AC

TOR

FUS

E

U

41

8. Wiring Connection Diagram

8.1 Indoor Unit

8.1.1 CS-E7PK CS-E9PK CS-E12PK CS-E15PK CS-E18PK CS-E21PK CS-E24PK CS-XE7PK CS-XE9PK CS-XE12PK CS-XE15PK CS-XE18PK CS-XE21PK

42

8.1.2 CS-E28PKES

43

8.2 Outdoor Unit

8.2.1 CU-E7PKE

Resistance of Compressor Windings

MODEL CU-E7PKE CONNECTION 5RS092XCD21 ()

U-V 1.152 U-W 1.152 V-W 1.152

Note: Resistance at 20C of ambient temperature.

44

8.2.2 CU-E9PKE CU-E12PKE CU-E15PKE



MODEL CU-E9PKE MODEL CU-E12PKE / CU-E15PKE CONNECTION 5RS102XBC21 () CONNECTION 5RS102XNA21 ()

U-V 0.858 U-V 1.211 U-W 0.858 U-W 1.211 V-W 0.858 V-W 1.211

Note: Resistance at 20C of ambient temperature. Note: Resistance at 20C of ambient temperature.

45



MODEL CU-E18PKE / CU-E21PKE CONNECTION 5RD102XBA21 ()

U-V 1.897 U-W 1.907 V-W 1.882


46

8.2.4 CU-E24PKE


MODEL CU-E24PKE CONNECTION 5KD240XAF21 ()

U-V 0.720 U-W 0.726 V-W 0.708


47

8.2.5 CU-E28PKE


MODEL CU-E28PKE CONNECTION 5KD240XAF21 ()

U-V 0.720 U-W 0.726 V-W 0.708


48

9. Electronic Circuit Diagram

9.1 Indoor Unit

49

9.2 Outdoor Unit

9.2.1 CU-E7PKE

Sensor (Thermistor)Characteristics

70

60

50

40

30

20

10

0-10 0 10

Temperature ( oC)

Res

ista

nce

(k

)

20 30 40 50

12

1

2

Outdoor Air SensorOutdoor Heat ExchangerSensor

Compressor Temp. Sensor(Thermistor) Characteristics

70

60

50

40

30

20

10

020 40 60

Temperature ( oC)

Res

ista

nce

(k

)

80 100 120 140

TO INDOOR UNIT

COMPRESSOR

AC-WHT(WHT)

CN-DCFM(WHT)

FG1(GRN)

LJP101(GRN)

GRN

BLK

WH

T

GRN

AC-BLK(BLK)

DATA(RED)

RED

GRY

RAT2(GRY)

GRY

RAT1(GRY)

REACTOR

REDBLUYLW

(RED)(BLU)(YLW)

UVW

13

4-WAYS VALVE

12

P

N

FUSE102T3.15A L250V

FUSE101(20A 250V)

FUSE103T3.15A L250V

3(RED)

2(WHITE)

S1(BLACK)

FAN MOTOR

ELECTRONIC CONTROLLER

MS3 ~

RECTIFICATIONCIRCUIT

SWITCHINGPOWER SUPPLY

CIRCUIT

ELECTRO-MAGNETIC COIL(EXPANSION VALVE)

CN-STM(WHT)

1 6

M

7

4

1

M

COMMUNICATIONCIRCUIT

NOISE FILTERCIRCUIT

TERMINALBOARD


PFCCIRCUIT

5V

5V

1234

G2

G2

G2

R1215.0k1%

R1115.8k1%

C71

10V

C61

10V

G2

R14.99k1%

G2

C31

10V

*D9

G2 *CN

-HO

T

295

296

c

eb

*Q14

15V

R1990 1/4W

5%

277

CN

-TAN

K W

HIT

EC

N-T

H W

HIT

E

Q1

TANK TEMP.SENSOR (50k 3950)

OUTDOOR TEMP.SENSOR (15k 3950)

PIPE TEMP.SENSOR1 (4.96k 3800)

50



70

60

50

40

30

20

10

0-10 0 10

Temperature ( oC)

Res

ista

nce

(k

)

20 30 40 50

12

1

2



70

60

50

40

30

20

10

020 40 60

Temperature ( oC)

Res

ista

nce

(k

)

80 100 120 140

126

156

155

134144

443

263264269

444445

447

459

556

TERMINALBOARD

TO INDOOR UNIT

COMPRESSOR

AC-WHT(WHT)

CN-MTR1

CN-MTR2(WHT)

IC19

FG1(GRN)

FG2(GRN)

GRN

BLK

WH

T

GRN

AC-BLK(BLK)

DATA(RED)

RED

GRY

RAT2(GRY)

GRY

RAT1(GRY)

REACTOR

REDBLUYLW

(RED)

FUSE103T3.15A L250V

(BLU)(YLW)

UVW

35

5432

110

1416

1

P

N

SWITCHINGPOWER

SUPPLY CIRCUIT

FUSE102T3.15A L250V

FUSE101(20A 250V)

3(RED)

2(WHITE)

S1(BLACK)


PFCCIRCUIT

WUV

ELECTRONICCONTROLLER

MS3 ~

FUSE104(15A 250V)

NOISEFILTER

CIRCUIT



M

TANK TEMP.SENSOR (50k 3950)

13

CN

-TAN

K W

HIT

E

5V

G8

R14.99k1%

G8

C31

10V

CN

-TH

WH

ITE

OUTDOOR TEMP.SENSOR (15k 3950)

PIPE TEMP.SENSOR1 (4.96k 3800)

5V

4321

G8

G8

G8

R1215.0k1%

R1115.8k1%

C71

10V

C61

10V

277

541

eb

Q14

*C173

15V

5V

4-WAYS VALVE

13

D9

G2C

N-H

OT

295

296

c

CN-STM

153154145146

654321

D60D61

D62D63

C1900.125V

G2

13V13V

1

2

3

4

5

6

7

169

8

15

14

13

12

11

10

IC12

GND

VCC

G213V

1

2

3

4

5

6

7

169

8

15

14

13

12

11

10

IC19

GND

VCC

G2

EXPANSIONVALVE

R1561k

C1760.0150V

G5

R1661k

C1770.0150V

G5

R1671k

C1750.0150V

G5

G5

+

Q1

FAN MOTOR

MS

51


TO INDOOR UNIT

AC-WHT(WHITE)

CN-DCFM(WHITE)

LJP117(GREEN)

FG01(GREEN)

GRN

YLW/GRN

CONTROLBOARD

CONTROLBOARD

CONTROLBOARD

CABINETSIDE

PLATE

BLK

WH

T

GRN

AC-BLK(BLACK)

COM3(RED)

RED

GRY

L2-I(GRAY)

GRY

L2-O(GRAY)

REACTOR

BLUELECTRO-MAGNETIC COIL(4-WAYS VALVE)

13CN-HOT(BLUE)

FUSE2(T3.15A L250V)

Q10

FUSE1(T2.5A L250V)

FUSE3(20A 250V)

3(RED)

2(WHT)

FAN MOTORELECTRONIC CONTROLLER7

1

M


NOISE FILTERCIRCUIT

TERMINALBOARD



CIRCUIT

RED

BLKWHTBLUYLW

(RED)(BLU)(YLW)

UVW

P

N


PFCCIRCUIT

RY

-HO

T

S1(BLK)

COMPRESSOR

REDBLUYLW

REDBLUYLW

MS3 ~


70

60

50

40

30

20

10

0-10 0 10

Temperature ( oC)

Res

ista

nce

(k

)

20 30 40 50

12

1

2



70

60

50

40

30

20

10

020 40 60

Temperature ( oC)

Res

ista

nce

(k

)

80 100 120 140

COMP. TEMP. SENSOR(THERMISTOR)

(50k 3950)

13

CN

-TAN

K

5V

R4104.99k

C491

10V

102

ELECTRO-MAGNETIC COIL(EXPANSION VALVE)

1 2 3 4 5 6

8 7 6 5

*D33

*D34

*D35

*D36

*C84

*CN-EV

13V

M

5V

R10015.0k1%

R10115.8k1%

C451

6.3V

C461

6.3V

90

9897

99

CN

-TH

1

OUTDOOR AIR TEMP.SENSOR(THERMISTOR)(15k 3950)

PIPING TEMP. SENSOR(THERMISTOR)(4.96k 3800)

1234

52

9.2.4 CU-E24PKE


70

60

50

40

30

20

10

0-10 0 10

Temperature ( oC)

Res

ista

nce

(k

)

20 30 40 50

12

1

2



70

60

50

40

30

20

10

020 40 60

Temperature ( oC)

Res

ista

nce

(k

)

80 100 120 140

FANMOTOR

FG1(GREEN)

GRN

BLK

WHT

BLK

BLKGRY GRY BLK

BLK

BLK

GRY

GRY

WHT

RED

CN-HOT(BLUE)

ELECTRONICCONTROLLER

(MAIN)

ELECTRONIC CONTROLLER(NOISE FILTER)

32

S1

TO O

UTD

OO

R U

NIT

TERMINALBOARD NOISE FILTER

CIRCUITACN1

(WHITE)

ACL1(BLACK)

CN-BLK(BLACK)

AC-BLK(BLACK)

L2-O(BLACK)

L1-O(BLACK)

L2-I(GRAY)

L1-I(GRAY)

CN-WHT(WHITE)

CN

-CO

M(Y

ELLO

W)

CN-COMWHITE

AC-WHT(WHITE)

COM3(RED)

FUSE3(25A 250V)

1234

1234


REACTOR REACTOR

FUSE2T3.15AL250V

FUSE1T2.5A L250V


PFCCIRCUIT

CN-FM(WHITE)

7

1

4 M

RED

BLKWHTBLUYLW

COMPRESSOR

REDBLUYLW

REDBLUYLW

MS3 ~

ELECTRO-MAGNETICCOIL(4-WAYS VALVE)

1

3

4 WAY VALVECIRCUIT



CIRCUIT

Q1 (RED)(BLU)

(YELLOW)

UVW

P

N

TANK TEMP. SENSOR(50k 3950)

13

CN

-TAN

K

5V

R4104.99k1/10W

1%

C491

6.3V

102

G5G5

152

CN-TH1

OUTDOOR TEMP.SENSOR

(15k 3950)

PIPE TEMP. SENSOR(4.96k 3800)

1234

R42747k

1/10W

R4265.6k

1/10W

R42520.0k1/10W

156157158159

542554555

C840.047

25V

EXPAND VALVE

1 2 3 4 5 6

8 7 6 5

D33

D34

D35

D36

CN-EV

13V

M

G2

G2

5V

G1G1

e

b

Q25

Q26

4.7k

10k

c

e

bc

5V

G1

5V

G6

5V

R15910k

C631000p50V

G5

5V

R10015.0k1%

R10115.8k1%

C451

6.3V

C461

6.3V

90

9897

99

G5 G5 G5

53

9.2.5 CU-E28PKE


70

60

50

40

30

20

10

0-10 0 10

Temperature ( oC)

Res

ista

nce

(k

)

20 30 40 50

12

1

2



70

60

50

40

30

20

10

020 40 60

Temperature ( oC)

Res

ista

nce

(k

)

80 100 120 140

FANMOTOR

FG1(GREEN)

GRN

BLK

WHT

BLK

WHT

RED

CN-HOT(BLUE)ELECTRONIC

CONTROLLER(MAIN)

ELECTRONIC CONTROLLER(NOISE FILTER)

321

TO O

UTD

OO

R U

NIT

TERMINALBOARD NOISE FILTER

CIRCUITACN1

(WHITE)

ACL1(BLACK)

CN-BLK(BLACK)

AC-BLK(BLACK)

CN-WHT(WHITE)

CN-COM

AC-WHT(WHITE)

COM3(RED)

FUSE3(25A 250V)

1234

1234


FUSE2T3.15AL250V

FUSE1T2.5A L250V


PFCCIRCUIT

CN-FM(WHITE)

7

1

4 M

RED

BLKWHTBLUYLW

COMPRESSOR

REDBLUYLW

REDBLUYLW

MS3 ~

ELECTRO-MAGNETICCOIL(4-WAYS VALVE)

1

3

4 WAY VALVECIRCUIT



CIRCUIT

Q1 (RED)(BLU)

(YELLOW)

UVW

P

N

221

152 R42747k

1/10W

R4265.6k

1/10W

R42520.0k1/10W

156157158159

542554555

*CN-RY1

*JP1

5V

G1G1

e

b

Q25

Q26

4.7k

10k

c

e

bc

5V

G1

5V

G6

5V

R15910k

C631000p50V

G5

BLK WHT WHT

WHT

WHT

WHT

WHT

WHT

GRY GRY BLK

BLK

GRY

L2-O(BLACK)

L2-O(BLACK)

L2-I(GRAY)

L1-I(GRAY)

REACTOR

BLK

GRY

THERMALPROTECTOR

150C

1 2

REACTOR

RY-PWR2

CN

-CO

M

13V

TANK TEMP. SENSOR(50k 3950)

13

CN

-TAN

K

5V

R4104.99k1/10W

1%

C491

6.3V

102

G5G5

CN-TH1

OUTDOOR TEMP.SENSOR

(15k 3950)

PIPE TEMP. SENSOR(4.96k 3800)

1234

C840.047

25V

EXPAND VALVE

1 2 3 4 5 6

8 7 6 5

D33

D34

D35

D36

CN-EV

13V

M

G2

G2

5V

R10015.0k1%

R10115.8k1%

C451

6.3V

C461

6.3V

90

9897

99

G5 G5 G5

54

10. Printed Circuit Board

10.1 Indoor Unit

10.1.1 Main Printed Circuit Board

10.1.2 Indicator Printed Circuit Board

55

10.1.3 Receiver Printed Circuit Board

10.1.4 High Voltage Power Supply Printed Circuit Board

10.1.5 Fuse Printed Circuit Board

56

10.1.6 Human Activity Sensor Printed Circuit Board

57

10.2 Outdoor Unit

10.2.1 CU-E7PKE

58


59


60


61

11. Installation Instruction

11.1 Select the Best Location

11.1.1 Indoor Unit Do not install the unit in excessive oil fume area

such as kitchen, workshop and etc. There should not be any heat source or steam

near the unit. There should not be any obstacles blocking the air

circulation. A place where air circulation in the room is good. A place where drainage can be easily done. A place where noise prevention is taken into

consideration. Do not install the unit near the door way. Ensure the spaces indicated by arrows from the

wall, ceiling, fence or other obstacles. Recommended installation height for indoor unit

shall be at least 2.5 m.

11.1.2 Outdoor Unit If an awning is built over the unit to prevent direct

sunlight or rain, be careful that heat radiation from the condenser is not obstructed.

There should not be any animal or plant which could be affected by hot air discharged.

Keep the spaces indicated by arrows from wall, ceiling, fence or other obstacles.

Do not place any obstacles which may cause a short circuit of the discharged air.

If piping length is over the [piping length for additional gas], additional refrigerant should be added as shown i

Panasonic CS-XE7PKEW Service Manual

Documents

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connection diagram

intended connection

service information

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experienced repair technicians